diff --git a/core/todo.txt b/core/todo.txt
index 846371951..4b1157eda 100644
--- a/core/todo.txt
+++ b/core/todo.txt
@@ -2,6 +2,9 @@
 
 
 andres
+X filter() calls with high pixel density in OpenGL make a tiny texture
+X   https://github.com/processing/processing4/issues/429
+X   https://github.com/processing/processing4/pull/433
 X Renamed parameters controlling GL buffer settings
 X   https://github.com/processing/processing4/pull/435
 X PShape performance could be improved using buffer object streaming
diff --git a/todo.txt b/todo.txt
index dfec34883..aec415390 100755
--- a/todo.txt
+++ b/todo.txt
@@ -1,5 +1,4 @@
 1283 (4.0b8)
-
 X fix logic for opening the correct 'main' tab in handleOpen()
 X   opening AspectHelper.js makes it the main tab
 X   through sketch.properties is not rewritten